serif::equations::gravity_contributions serif::equations::gravity_contributions::DensitySource serif::equations::gravity_contributions::GradientDivergence serif::equations::gravity_contributions::GradientValue serif::equations::gravity_contributions::PotentialValue discretization::blocks::gravity::gradient using serif::equations::gravity_contributions::Gradient = discretization::blocks::gravity::gradient Gradient serif::equations::gravity_contributions::Gradient discretization::blocks::gravity::potential using serif::equations::gravity_contributions::Potential = discretization::blocks::gravity::potential Potential serif::equations::gravity_contributions::Potential discretization::blocks::density::mass using serif::equations::gravity_contributions::Density = discretization::blocks::density::mass Density serif::equations::gravity_contributions::Density discretization::forms::Operation::Value using serif::equations::gravity_contributions::Value = discretization::forms::Operation::Value Value serif::equations::gravity_contributions::Value discretization::forms::Operation::Divergence using serif::equations::gravity_contributions::Divergence = discretization::forms::Operation::Divergence Divergence serif::equations::gravity_contributions::Divergence typename Term typename Operation Value discretization::forms::Operand< Term, Operation > using serif::equations::gravity_contributions::Operand = discretization::forms::Operand<Term, Operation> Operand serif::equations::gravity_contributions::Operand